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mit.edu

60/100

C

Scanned 2026-05-12

Cached result — add ?fresh=1 to force a new scan

Subcheck breakdown

Check	Status	Score
DMARC policy	none	5/25
SPF record	ok	10/10
DKIM selector	found	10/10
TLS certificate	ok	20/20
WHOIS integrity	whois rate limited	5/10
Subdomain takeover	ct logs busy	10/15
MTA-STS / TLSRPT	missing	0/5
DNSSEC	unsigned	0/5

Recommendations

Upgrade DMARC from p=none to p=quarantine or p=reject at _dmarc.mit.edu to block spoofed email
Publish MTA-STS: add _mta-sts.mit.edu TXT and host a policy at https://mta-sts.mit.edu/.well-known/mta-sts.txt
Enable DNSSEC on mit.edu — DS records must be published to the edu zone by your registrar

Details

Area	Detail
DMARC	v=DMARC1; p=none; rua=mailto:dmarcreports@mit.edu
SPF	v=spf1 include:_s00430413.autospf.email -all
DKIM selectors	google, selector2, k2, s1024, smtpapi
TLS certificate	Ok (179 days remaining) — CN=GeoTrust TLS RSA CA G1,OU=www.digicert.com,O=DigiCert Inc,C=US
WHOIS registrar	—
WHOIS expires	—
Subdomains	CT logs temporarily unavailable — retry shortly
DNSSEC	Unsigned